package com.yizhiliulianta.gateway.auth;

import cn.dev33.satoken.stp.StpInterface;
import com.alibaba.nacos.api.utils.StringUtils;
import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import com.yizhiliulianta.gateway.entity.AuthPermission;
import com.yizhiliulianta.gateway.redis.RedisUtil;
import org.springframework.stereotype.Component;

import javax.annotation.Resource;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import java.util.stream.Collectors;

/**
 * 自定义权限验证接口扩展
 */
@Component
public class StpInterfaceImpl implements StpInterface {

    @Resource
    private RedisUtil redisUtil;

    private final String userPermissionPrefix = "user.permission";

    //获取权限
    @Override
    public List<String> getPermissionList(Object loginId, String loginType) {
        String authKey = redisUtil.buildKey(userPermissionPrefix, loginId.toString());
        String authValue = redisUtil.get(authKey);
        if (StringUtils.isBlank(authValue)){
            return Collections.emptyList();
        }

        List<AuthPermission> permissionList = new Gson().fromJson(authValue, new TypeToken<List<AuthPermission>>(){
        }.getType());

        return permissionList.stream().map(AuthPermission::getPermissionKey).collect(Collectors.toList());
    }

    //获取角色
    @Override
    public List<String> getRoleList(Object loginId, String loginType) {
        return null;
    }

}
